OMTech 40W CO2 — Cotton Fabric

What speed should I use to cut Cotton Fabric on the OMTech 40W CO2?

The top-rated community setting uses 50 mm/s at 18% power. CO2 seals fabric edges cleanly. Use low power to avoid scorching.

How many passes does the OMTech 40W CO2 need to cut Cotton Fabric?

All settings here use a single pass. Confirm focus and do a small test burn before committing to your final design.

Do I need air assist for Cotton Fabric on the OMTech 40W CO2?

Yes — 1 of the 3 settings here specify air assist on. It clears smoke and debris from the cut line, improves edge quality, and reduces fire risk especially during cutting.

What DPI should I use to engrave Cotton Fabric on the OMTech 40W CO2?

Settings here use 254 DPI. For photographic detail or fine artwork, consider testing at higher DPI, but expect longer run times.

What software do I use with the OMTech 40W CO2 for Cotton Fabric?

The OMTech 40W CO2 works with LightBurn. Enter the speed, power, and passes directly into your software's layer settings — no conversion needed.